CVE-2026-16033 Arbitrary file read+write on host via templates/ symlink in malicious image

A path traversal vulnerability in LXD allows an attacker to achieve arbitrary host file read or unconstrained file creation. When processing image metadata templates, LXD fails to properly sanitize or restrict template file paths from escaping the instance templates directory specifically affecti...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal due to using an image with a metadata.yaml containing templates. An attacker can read or overwrite arbitrary files on the host system, potentially leading to execution of arbitrary commands with elevated privileges, ...